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i915 gem: install and uninstall irq handler in entervt and leavevt ioctls. 

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Kristian Høgsberg 2008-08-20 11:04:27 -04:00 committed by Dave Airlie
parent c99b058f13
commit dbb19d302b
2 changed files with 6 additions and 0 deletions
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5
drivers/gpu/drm/i915/i915_gem.c
View File

@ -2443,6 +2443,9 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
BUG_ON(!list_empty(&dev_priv->mm.request_list));
dev_priv->mm.suspended = 0;
mutex_unlock(&dev->struct_mutex);
drm_irq_install(dev);
return 0;
}
@ -2458,6 +2461,8 @@ i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
i915_gem_cleanup_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex);
drm_irq_uninstall(dev);
return 0;
}

1
include/drm/drmP.h
View File

@ -1134,6 +1134,7 @@ extern void drm_core_reclaim_buffers(struct drm_device *dev,
extern int drm_control(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS);
extern int drm_irq_install(struct drm_device *dev);
extern int drm_irq_uninstall(struct drm_device *dev);
extern void drm_driver_irq_preinstall(struct drm_device *dev);
extern void drm_driver_irq_postinstall(struct drm_device *dev);